Top Tech Jobs & Startup Jobs in Denver & Boulder, CO

Senior PySpark developer responsible for building and maintaining large-scale ETL and data engineering pipelines using PySpark/Spark, Hadoop and related big-data tools. Work with SQL/NoSQL databases, cloud platforms, data lakes/warehouses, and support CI/CD and containerization. Collaborate on systems analysis, project delivery, and meet deadlines under pressure.

Lead design and implementation of a high-performance React-based frontend using Micro Frontend architecture, SSR/CSR hybrid strategies, and BFF integrations with Spring Boot microservices. Optimize performance (lazy loading, tree shaking, prefetching, edge caching), enforce state management patterns (Redux, Saga/Thunk), deploy on GCP, and mentor frontend engineers to ensure scalable, secure, and testable UI systems.

Analyze and consolidate disparate data sources, document functional specifications, review logical and conceptual data models, gather business requirements, validate implementations, support production deployments, investigate data quality issues, and coordinate with technology leads to resolve data completeness and accuracy gaps.

Lead multiple complex projects using established project management methodologies. Own project budgets, forecasting, and financial analysis (EV/ROI). Plan and execute quality control, risk mitigation, stakeholder communication, vendor negotiation, and pre/post implementation activities. Build and lead cross-functional teams, mentor other PMs, and participate in hiring. Escalate issues to program and senior management and develop project policies and standards.

Design, develop, and maintain scalable ASP.NET/C# APIs and microservices and front-end interfaces (Vue.js, AngularJS) for retail omni-channel and POS platforms. Contribute to architecture, write production-quality code, troubleshoot issues, participate in code reviews, and collaborate with product, design, and QA to deliver features with minimal onboarding.

Senior front-end developer role requiring extensive UI/frontend development experience building responsive, cross-browser web apps. Work with JavaScript/TypeScript, HTML5/CSS3/SCSS, RESTful APIs, AG Grid, GraphQL, and integrate front-end components with backend services. Use front-end build tools and Git, apply UI/UX best practices, unit testing, and design patterns to deliver highly interactive, scalable, resilient, low-latency applications. React exposure preferred.

Senior UX Designer responsible for visual and UX design across web and mobile in an enterprise environment. Creates high-fidelity designs, UX architecture, research-informed solutions, and collaborates with cross-functional teams and developers to ensure technical feasibility and handoff of deliverables.

Design, develop, and maintain web applications and RESTful APIs using Java/Spring Boot. Develop and maintain PL/SQL stored procedures and Oracle database logic. Participate across the SDLC, troubleshoot backend and database issues, collaborate with cross-functional teams, and improve development processes and tooling.

Lead design and management of SDLC processes on GCP. Build and maintain CI/CD pipelines, develop IaC for reproducible environments, work with dev/ops/QA teams, monitor and optimize live services, and support reliability and deployment automation.

Lead and manage creative projects from concept through delivery. Develop detailed project plans, timelines, budgets, and resource allocations. Coordinate creative teams, manage schedules and assets, report status to senior management, escalate issues, and run post-mortems to improve processes and tools.